2221222011122 has 32 divisors (see below), whose sum is σ = 3553688505600. Its totient is φ = 1038224798208.

The previous prime is 2221222011089. The next prime is 2221222011131. The reversal of 2221222011122 is 2211102221222.

It is a junction number, because it is equal to n+sod(n) for n = 2221222011094 and 2221222011103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4876388 + ... + 5312400.

It is an arithmetic number, because the mean of its divisors is an integer number (111052765800).

Almost surely, 2^{2221222011122} is an apocalyptic number.

2221222011122 is a deficient number, since it is larger than the sum of its proper divisors (1332466494478).

2221222011122 is a wasteful number, since it uses less digits than its factorization.

2221222011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437810.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2221222011122 its reverse (2211102221222), we get a palindrome (4432324232344).

The spelling of 2221222011122 in words is "two trillion, two hundred twenty-one billion, two hundred twenty-two million, eleven thousand, one hundred twenty-two".